GAST 2Z867 Compressor Vacuum Pump Emerson Motor 2Z866 SA55NXGTE-4870

( Brand: Gast ), ( Manufacturer Part Number: 2Z867 ), ( Type: Compressor Vacuum Pump )

Review GAST Compressor Vacuum Pump Emerson Motor

The **GAST 2Z867 Compressor Vacuum Pump**, paired with the **Emerson SA55NXGTE-4870 motor**, represents a high-performance, industrial-grade solution designed for demanding applications requiring precise vacuum generation and reliable air compression. This robust system combines the efficiency of GAST s **2Z series** oil-sealed rotary vane technology with Emerson s **SA55NXGTE** premium motor, delivering a seamless integration of durability and performance. The **2Z867 pump** is engineered to handle a wide range of vacuum applications, including freeze drying, chemical processing, vacuum degassing, and laboratory instrumentation, where consistent and clean vacuum levels are critical. Its **oil-sealed design** ensures superior sealing performance, minimizing air leakage and maintaining stable vacuum pressures across extended operating cycles. The pump s **rotary vane mechanism** operates with smooth, low-vibration motion, reducing wear on connected systems and extending the lifespan of associated equipment. With a **displacement volume of 2.0 cubic feet per minute (CFM)** and a **maximum ultimate vacuum of approximately 29.9 inches of mercury (Hg)**, this unit excels in applications requiring moderate to high vacuum levels while maintaining energy efficiency.

The **Emerson SA55NXGTE-4870 motor**, a high-efficiency, **NEMA Premium -rated** electric motor, provides the necessary torque and reliability to drive the vacuum pump with minimal energy consumption. This **TEFC (Totally Enclosed Fan-Cooled)** motor is built to withstand harsh industrial environments, featuring corrosion-resistant coatings and robust insulation for extended operational life. Its **4-pole design** ensures optimal speed control, while the **4870 RPM** operation aligns perfectly with the pump s requirements for consistent performance. The motor s **high-efficiency rating** not only reduces operational costs but also lowers the overall carbon footprint, making it an environmentally conscious choice for industrial facilities. Together, the **GAST 2Z867 pump and Emerson motor** form a compact yet powerful duo, ideal for integration into automated systems, research laboratories, or production lines where precision and reliability are non-negotiable.

This system is particularly well-suited for applications where **contamination control is paramount**, as the oil-sealed design prevents particulate and moisture ingress, ensuring a cleaner vacuum environment. The **2Z867 s modular construction** allows for easy maintenance, with accessible components for routine servicing, such as oil changes and vane replacements, minimizing downtime. Additionally, the pump s **quiet operation** and **low noise levels** make it suitable for environments where acoustic considerations are important, such as research facilities or cleanroom applications. Whether used in **pharmaceutical manufacturing, food processing, or materials testing**, this vacuum pump system delivers a balance of **performance, efficiency, and longevity**, making it a versatile and cost-effective solution for a variety of industrial and scientific needs.

### **Pros and Cons of buying a Gast 2Z867 Compressor Vacuum Pump with Emerson SA55NXGTE-4870 Motor**

#### **Pros**

1. **High Performance and Efficiency** The Gast 2Z867 is a robust rotary vane vacuum pump designed for high vacuum applications, making it suitable for industrial, laboratory, and manufacturing processes. It delivers consistent performance with minimal downtime.

2. **Durable Construction** Gast is a well-known brand in vacuum technology, and this model features a sturdy design with high-quality materials, ensuring longevity if properly maintained.

3. **Compatibility with Emerson Motor** The Emerson SA55NXGTE-4870 motor is a reliable, high-efficiency electric motor that complements the pump s performance. It provides consistent power output, reducing energy waste and improving operational efficiency.

- **Manufacturing** (e.g., vacuum forming, packaging)

- **Laboratories** (e.g., freeze drying, chemical processing)

- **Automotive & Aerospace** (e.g., vacuum testing, degassing)

- **Food & Beverage** (e.g., vacuum sealing, dehydration)

5. **Good Vacuum Range** The 2Z867 can achieve high vacuum levels (typically down to **10 mbar**), making it suitable for processes requiring precise pressure control.

6. **Easy Maintenance** Gast pumps are generally designed for straightforward servicing, with accessible components like vanes, seals, and filters that can be replaced without extensive downtime.

7. **OEM and Aftermarket Availability** Since Gast is a trusted brand, replacement parts and service support are widely available, reducing the risk of prolonged repairs.

8. **Energy-Efficient Operation** When paired with the Emerson motor, the system operates more efficiently than older or lower-quality alternatives, lowering operational costs over time.

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#### **Cons**

1. **High Initial Cost** This is a premium vacuum pump, and the combined price of the Gast 2Z867 and Emerson motor may be significantly higher than basic or generic alternatives. Budget-conscious buyers may need to justify the investment based on long-term savings.

2. **Maintenance Requirements** Like all mechanical systems, this pump requires regular maintenance, including oil changes, vane replacements, and seal inspections. Neglecting maintenance can lead to reduced efficiency and premature failure.

3. **Noise and Vibration** Rotary vane pumps can generate noticeable noise and vibration during operation, which may be a concern in sensitive environments (e.g., cleanrooms or quiet laboratories).

4. **Oil Consumption** This pump operates on oil lubrication, meaning it requires periodic oil replenishment or changes. Oil degradation over time can affect performance and may require additional monitoring.

5. **Space Requirements** The pump and motor are physically larger than some compact alternatives, which may limit installation options in space-constrained settings.

6. **Potential for Contamination** If not properly sealed or maintained, oil or debris from the pump could contaminate the vacuum system, affecting downstream processes (e.g., in food or pharmaceutical applications).

7. **Dependence on Quality Parts** Since Gast and Emerson are premium brands, using non-OEM parts for repairs could void warranties or reduce performance. Buyers must ensure they have access to genuine replacements.

8. **Learning Curve for Operation** Proper setup, calibration, and troubleshooting may require technical expertise, especially for users unfamiliar with vacuum systems.

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### **Ending Conclusion**

The **Gast 2Z867 vacuum pump paired with the Emerson SA55NXGTE-4870 motor** is a **high-performance, reliable, and durable** solution for applications requiring precise vacuum control. Its strengths lie in **efficiency, compatibility, and long-term dependability**, making it ideal for industrial, laboratory, and manufacturing environments where uptime and accuracy are critical.

However, the **higher upfront cost, maintenance needs, and space requirements** may not be justified for **low-volume or simple applications**. Buyers should carefully assess their specific needs such as required vacuum levels, operating conditions, and budget constraints to determine if this system is the best fit.

If **reliability, performance, and longevity** are priorities and the budget allows, this is an **excellent investment**. For cost-sensitive or low-demand applications, a **lower-cost alternative** (e.g., a basic rotary vane pump or diaphragm pump) might be more appropriate.

### **Recommendation**

- You require **high vacuum levels** for industrial, lab, or manufacturing processes.

- You prioritize **durability, efficiency, and long-term cost savings**.

- You have **access to proper maintenance and spare parts**.

- Your application **justifies the premium price** (e.g., high-volume production, critical research).

- Your budget is **limited**, and a more affordable pump (e.g., a basic rotary vane or scroll pump) meets your needs.

- Your application **does not require extreme vacuum levels** (e.g., simple degassing or packaging).

- You lack **technical expertise for maintenance and troubleshooting**.

For most **serious industrial or laboratory users**, this is a **strong recommendation** due to its proven performance and compatibility. However, always **compare with other models** and consult with a vacuum specialist to ensure it aligns with your exact requirements.

Details:

This set up is a compressor with motor combination also comes tank attacked works good. The Gast 2Z867 Compressor Vacuum Pump is a reliable and efficient vacuum pump designed for various industrial applications. With the Emerson Motor SA55NXGTE-4870, this pump offers high performance and durability.

part #: 2z867 prices

• $149.00-$157.49

specifications valvplu:

• brand: Gast
• mpn: 2z867
• type: Compressor Vacuum Pump

shipping valvplu:

• cost: $40.00
• transit: 4-10 Days
• carrier: USPS
• service: USPS Ground Advantage
• class: Standard
• type: Fixed

seller valvplu:

• city: Kansas City, Kansas
• # reviews: 4567
• rating: 99.1%

returns valvplu:

• policy: No Returns

payments valvplu:

• other
• wallet: Google-pay
• credit card: Discover

general valvplu:

• Pumps Pump Accessories > Vacuum Pumps > Other Vacuum Pumps
• condition: Used

offer valvplu:

• sold: 0
• availability: In Stock
• options: Ship-to-home
• best offers: True
• started: February 23, 2026
• quantity: 1

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